GB2380874B - A polar loop transmitter - Google Patents

A polar loop transmitter

Info

Publication number
GB2380874B
GB2380874B GB0124331A GB0124331A GB2380874B GB 2380874 B GB2380874 B GB 2380874B GB 0124331 A GB0124331 A GB 0124331A GB 0124331 A GB0124331 A GB 0124331A GB 2380874 B GB2380874 B GB 2380874B
Authority
GB
United Kingdom
Prior art keywords
loop transmitter
polar loop
polar
transmitter
loop
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB0124331A
Other versions
GB0124331D0 (en
GB2380874A (en
Inventor
Peter E Chadwick
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Microsemi Semiconductor Ltd
Original Assignee
Zarlink Semiconductor Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zarlink Semiconductor Ltd filed Critical Zarlink Semiconductor Ltd
Priority to GB0124331A priority Critical patent/GB2380874B/en
Publication of GB0124331D0 publication Critical patent/GB0124331D0/en
Priority to DE10247183A priority patent/DE10247183A1/en
Priority to FR0212402A priority patent/FR2830705A1/en
Priority to US10/267,904 priority patent/US20030073419A1/en
Publication of GB2380874A publication Critical patent/GB2380874A/en
Application granted granted Critical
Publication of GB2380874B publication Critical patent/GB2380874B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C5/00—Amplitude modulation and angle modulation produced simultaneously or at will by the same modulating signal
GB0124331A 2001-10-10 2001-10-10 A polar loop transmitter Expired - Lifetime GB2380874B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB0124331A GB2380874B (en) 2001-10-10 2001-10-10 A polar loop transmitter
DE10247183A DE10247183A1 (en) 2001-10-10 2002-10-04 Polar loop transmitter
FR0212402A FR2830705A1 (en) 2001-10-10 2002-10-07 POLAR LOOP TRANSMITTER
US10/267,904 US20030073419A1 (en) 2001-10-10 2002-10-09 Power control in polar loop transmitters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0124331A GB2380874B (en) 2001-10-10 2001-10-10 A polar loop transmitter

Publications (3)

Publication Number Publication Date
GB0124331D0 GB0124331D0 (en) 2001-11-28
GB2380874A GB2380874A (en) 2003-04-16
GB2380874B true GB2380874B (en) 2004-02-04

Family

ID=9923571

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0124331A Expired - Lifetime GB2380874B (en) 2001-10-10 2001-10-10 A polar loop transmitter

Country Status (4)

Country Link
US (1) US20030073419A1 (en)
DE (1) DE10247183A1 (en)
FR (1) FR2830705A1 (en)
GB (1) GB2380874B (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20010330A0 (en) * 2001-02-21 2001-02-21 Nokia Mobile Phones Ltd A method for reducing interference from a transmitter and a transmitter
GB2374476B (en) * 2001-04-12 2003-05-21 Mitel Semiconductor Ltd A polar loop transmitter
GB2380880B (en) * 2001-10-10 2004-02-11 Zarlink Semiconductor Ltd A polar loop transmitter
JP4006678B2 (en) * 2001-12-25 2007-11-14 株式会社グローバル・ニュークリア・フュエル・ジャパン Nuclear fuel assembly lower tie plate and assembly method thereof
US7221915B2 (en) * 2003-06-25 2007-05-22 M/A-Com, Inc. Electromagnetic wave transmitter, receiver and transceiver systems, methods and articles of manufacture
US7751496B2 (en) * 2003-06-25 2010-07-06 Pine Valley Investments, Inc. Electromagnetic wave transmitter, receiver and transceiver systems, methods and articles of manufacture
US7254195B2 (en) * 2003-08-25 2007-08-07 M/A-Com, Inc. Apparatus, methods and articles of manufacture for dynamic differential delay correction
US7151913B2 (en) * 2003-06-30 2006-12-19 M/A-Com, Inc. Electromagnetic wave transmitter, receiver and transceiver systems, methods and articles of manufacture
US7551685B2 (en) 2003-08-25 2009-06-23 M/A-Com, Inc. Apparatus, methods and articles of manufacture for signal correction using adaptive phase re-alignment
US7502422B2 (en) * 2003-06-04 2009-03-10 M/A—COM, Inc. Electromagnetic wave transmitter systems, methods and articles of manufacture
US7761067B1 (en) 2003-05-15 2010-07-20 Marvell International Ltd. Iterative filter circuit calibration
US7091778B2 (en) 2003-09-19 2006-08-15 M/A-Com, Inc. Adaptive wideband digital amplifier for linearly modulated signal amplification and transmission
EP1523094A1 (en) * 2003-10-07 2005-04-13 Texas Instruments Incorporated Automatically adjusting low noise amplifier
JP4336968B2 (en) * 2004-02-20 2009-09-30 日本電気株式会社 Mobile communication device and transmission power control method
US7345534B2 (en) * 2005-05-31 2008-03-18 M/A-Com Eurotec Bv Efficient power amplification system
US7392021B2 (en) * 2005-08-03 2008-06-24 M/A-Com, Inc. Apparatus, system, and method for measuring power delivered to a load
US20070087770A1 (en) * 2005-10-14 2007-04-19 Hong Gan Methods and apparatuses for transmission power control in a wireless communication system
US7483680B2 (en) * 2005-12-20 2009-01-27 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for modulation path delay mismatch compensation in a polar modulation transmitter
US8884714B2 (en) * 2005-12-22 2014-11-11 Pine Valley Investments, Inc. Apparatus, system, and method for digital base modulation of power amplifier in polar transmitter
US7599448B2 (en) * 2006-02-03 2009-10-06 Pine Valley Investments, Inc. Multi-mode selectable modulation architecture calibration and power control apparatus, system, and method for radio frequency power amplifier
US20070216455A1 (en) * 2006-03-17 2007-09-20 M/A-Com, Inc. Partial cascode delay locked loop architecture
US7852970B2 (en) * 2006-03-24 2010-12-14 Broadcom Corporation Programmable hybrid transmitter
US7596184B2 (en) * 2006-03-30 2009-09-29 Pine Valley Investments, Inc. Apparatus, system, and method for amplitude-phase synchronization in polar transmitter
US7756491B2 (en) * 2006-08-04 2010-07-13 Axiom Microdevices, Inc. Phase shifter
US8009765B2 (en) * 2007-03-13 2011-08-30 Pine Valley Investments, Inc. Digital polar transmitter
US20090027112A1 (en) * 2007-07-26 2009-01-29 Chin Li Controllable precision transconductance
US7671699B2 (en) * 2007-08-14 2010-03-02 Pine Valley Investments, Inc. Coupler

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4618999A (en) * 1983-02-23 1986-10-21 U.S. Philips Corporation Polar loop transmitter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1480400A (en) * 1974-07-13 1977-07-20 Marconi Instruments Ltd Signal generators
GB2117589B (en) * 1982-03-26 1985-10-16 Philips Electronic Associated Polar loop transmitter
GB2150378B (en) * 1983-11-21 1987-06-03 Philips Electronic Associated Polar loop transmitter
US5054116A (en) * 1989-09-29 1991-10-01 Hewlett-Packard Company Feed-forward automatic level control circuit for a high-frequency source
GB9906417D0 (en) * 1999-03-19 1999-05-12 Simoco Int Ltd Radio transmitters
GB2370435A (en) * 2000-12-22 2002-06-26 Nokia Mobile Phones Ltd A polar loop transmitter for a mobile phone
GB2380880B (en) * 2001-10-10 2004-02-11 Zarlink Semiconductor Ltd A polar loop transmitter
US7088968B2 (en) * 2001-12-12 2006-08-08 Intel Corporation Method and polar-loop transmitter with origin offset for zero-crossing signals

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4618999A (en) * 1983-02-23 1986-10-21 U.S. Philips Corporation Polar loop transmitter

Also Published As

Publication number Publication date
DE10247183A1 (en) 2003-05-08
GB0124331D0 (en) 2001-11-28
US20030073419A1 (en) 2003-04-17
FR2830705A1 (en) 2003-04-11
GB2380874A (en) 2003-04-16

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